Home / Standards / GB/T 2585-2007 GB/T 2585-2007 Abolished Hot-rolled steel rails for railway 铁路用热轧钢轨 Standard Type GBT ICS 45.080;77.140.60 CCS H52 Status 废止 Issue Date 2007-07-12 Implementation 2008-02-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A